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Understanding Global Warming: Impacts and Solutions

Explore the truths and myths about global warming, its causes, effects on Earth's climate, and international efforts like the Kyoto Protocol. Learn how to tackle climate change and its ramifications on ecosystems in a detailed manner.

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Understanding Global Warming: Impacts and Solutions

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  1. Global warming 2

  2. T / F: change the false ones to make the true • GHGs maintain the temperature of the Earth at a suitable level for life • The increase in the amount of GHGs in the atmosphere is due to natural causes • Increased GHGs lads to warming of the atmosphere • Increased GHGs alters the atmosphere but not weather patterns, biomes and sea levels • Positive and negative feedback will occur. • There is no controversy about the causes of global warming.

  3. Kyoto Protocol: limitations What has happened recently with Canada and the Kyoto protocol? Why did Canada make this decision? Which large polluting countries still have not ratified the agreement?

  4. Durban climate talks When were they? What positive and negative things came out of the talks? + - How will LEDCs be helped to meet carbon dioxide reductions?

  5. Positive and negative feedback: draw diagrams for these • Changes in evaporation – and + • Forests cut down • Tundra permafrost melts releasing methane under it • Ice melts • Warm oceans – phytoplankton photosynthesise more • Oceans hold 50X more carbon dioxide than atmosphere - warm up and hold less gas

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